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Why Lettuce Sometimes Turns Pink Pink or reddish discoloration in lettuce is usually caused by oxidation.—Katie Rosenhouse, Southern Living, 30 May 2026 Results were compared with the total oxidation limit set by the Global Organization for EPA and DHA Omega-3s (GOED), an industry group.—Sarah Garone, Health, 22 May 2026 There’s a secondary argument about oxidation — seed oils go rancid at high heat, producing potentially harmful compounds.—Cole Hanson, STAT, 22 May 2026 Tropical Belizean conditions accelerate extraction and oxidation compared with continental aging, yielding a flavorful, concentrated rum.—Joseph V Micallef, Forbes.com, 17 May 2026 See All Example Sentences for oxidation
Word History
Etymology
French, from oxider, oxyder to oxidize, from oxide